Easy-to-program, aquarium monitoring unit with large LCD screenDigital thermometer continuously monitors aquarium water temperatureAlarm and flashing light reminds you of routine aquarium maintenanceAquarium monitoring unit flashes and sounds an audible alarm when aquarium maintenance is needed. Large LCD screen allows for quick, easy reading of date, time, and water temperature in Fahrenheit or Celsius. Programmable parameters include hi/low temperature range, water change interval schedule, filter maintenance schedule, and system check schedule. 3-3/4" x 2-3/4".Please click on "More Information" for programming instructions.

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